绘制双代号网络图时虚工序的添加技巧

Adding Skills of Dummy When Drawing Network Drafts

绘制双代号网络图时,正确表达工序与工序之间的逻辑关系是关键,而合理地添加虚工序又是正确表达工序与工序之间逻辑关系的重要手段。本文通过几个典型例题详细介绍了快速、正确添加虚工序的方法。

When drawing up a double code name network ,what counts is correctly conveying the logical relationship between one activity and another.Adding adummy rationally is an important method which correctly shows the logical relationship. This paper introduces the method in detail on how to add a dummy quickly by giving several typical examples.